TVXQ‘s newly released song, “Before U Go,” from their repackaged album and follow-up to “Why (Keep Your Head Down)” is a mesmerizing R&B track that emphasizes Yunho and Changmin’s improved vocal ability. The music video was an epic 16-minute movie production complete with special effects, action scenes and a plot line. “Before U Go” stars TVXQ’s Yunho and Changmin along with actress Go Ara and actor Choi Jong Yoon as National Intelligence Service agents.